55292446 has 8 divisors (see below), whose sum is σ = 90478584. Its totient is φ = 25132920.

The previous prime is 55292443. The next prime is 55292459. The reversal of 55292446 is 64429255.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×55292446³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55292443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1256625 + ... + 1256668.

It is an arithmetic number, because the mean of its divisors is an integer number (11309823).

Almost surely, 2^55292446 is an apocalyptic number.

55292446 is a deficient number, since it is larger than the sum of its proper divisors (35186138).

55292446 is a wasteful number, since it uses less digits than its factorization.

55292446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2513306.

The product of its digits is 86400, while the sum is 37.

The square root of 55292446 is about 7435.8890524268. The cubic root of 55292446 is about 380.9680902267.

The spelling of 55292446 in words is "fifty-five million, two hundred ninety-two thousand, four hundred forty-six".